Migrate Settings to androidx.

Test: make Settings
Bug: 76692459
Change-Id: I941dea40562170649bf056e675cc32e5163c0e39
diff --git a/src/com/android/settings/SettingsActivity.java b/src/com/android/settings/SettingsActivity.java
index 971ae04..7e77047 100644
--- a/src/com/android/settings/SettingsActivity.java
+++ b/src/com/android/settings/SettingsActivity.java
@@ -39,11 +39,11 @@
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.support.annotation.VisibleForTesting;
-import android.support.v14.preference.PreferenceFragment;
-import android.support.v4.content.LocalBroadcastManager;
-import android.support.v7.preference.Preference;
-import android.support.v7.preference.PreferenceManager;
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.PreferenceFragment;
+import androidx.localbroadcastmanager.content.LocalBroadcastManager;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceManager;
 import android.text.TextUtils;
 import android.transition.TransitionManager;
 import android.util.FeatureFlagUtils;